#! /bin/sh
### BEGIN INIT INFO
# Provides:          hudsontrafficlights
# Required-Start:    $syslog
# Required-Stop:     $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Hudson Traffic Lights initscript
# Description:
### END INIT INFO

# Author: Christian Pelster <pellepelster@gmail.com>

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="Hudson Traffic Lights Daemon"
NAME=trafficlights
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
JAVA=$JAVA_HOME/bin/java
DAEMON=$JAVA
HUDSON_TRAFFIC_LIGHTS_DIR=/usr/share/hudsontrafficlights
DAEMON_ARGS="-jar $HUDSON_TRAFFIC_LIGHTS_DIR/de.pellepelster.hudson.trafficlights.jar"

#[ -x "$DAEMON" ] || exit 0

. /lib/lsb/init-functions

#
# Function that starts the daemon/service
#
do_start()
{
	cd "$HUDSON_TRAFFIC_LIGHTS_DIR"

        start-stop-daemon --start -b -m -p $PIDFILE --exec $DAEMON -- \
                $DAEMON_ARGS \
                || return 2
                                                        	
}

#
# Function that stops the daemon/service
#
do_stop()
{
	start-stop-daemon --stop  --quiet -p  $PIDFILE
	RETVAL="$?"
	[ "$RETVAL" = 2 ] && return 2
	rm -f $PIDFILE
	return "$RETVAL"
}

#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
	#
	# If the daemon can reload its configuration without
	# restarting (for example, when it is sent a SIGHUP),
	# then implement that here.
	#
	start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
	return 0
}

case "$1" in
  start)
	[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
	do_start
	case "$?" in
		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  stop)
	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
	do_stop
	case "$?" in
		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  status)
       status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
       ;;
  #reload|force-reload)
	#
	# If do_reload() is not implemented then leave this commented out
	# and leave 'force-reload' as an alias for 'restart'.
	#
	#log_daemon_msg "Reloading $DESC" "$NAME"
	#do_reload
	#log_end_msg $?
	#;;
  restart|force-reload)
	#
	# If the "reload" option is implemented then remove the
	# 'force-reload' alias
	#
	log_daemon_msg "Restarting $DESC" "$NAME"
	do_stop
	case "$?" in
	  0|1)
		do_start
		case "$?" in
			0) log_end_msg 0 ;;
			1) log_end_msg 1 ;; # Old process is still running
			*) log_end_msg 1 ;; # Failed to start
		esac
		;;
	  *)
	  	# Failed to stop
		log_end_msg 1
		;;
	esac
	;;
  *)
	#echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
	echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
	exit 3
	;;
esac

:
